.mobile-menu {
    position: fixed;
    top: 200px;
    background-color: #fff;
    width: 3rem;
    height: 3rem;
    z-index: 100;
    border-radius: 0px 5px 5px 0px;
    border: 1px solid #f0f0f0;
    text-align: center;
    font-size: 25px;
    padding-top: 3px;
    vertical-align: middle;
}